9873902 has 4 divisors (see below), whose sum is σ = 14810856. Its totient is φ = 4936950.

The previous prime is 9873893. The next prime is 9873911. The reversal of 9873902 is 2093789.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (9873893) and next prime (9873911).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2468474 + ... + 2468477.

It is an arithmetic number, because the mean of its divisors is an integer number (3702714).

Almost surely, 2^9873902 is an apocalyptic number.

9873902 is a deficient number, since it is larger than the sum of its proper divisors (4936954).

9873902 is a wasteful number, since it uses less digits than its factorization.

9873902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4936953.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 9873902 is about 3142.2765632579. The cubic root of 9873902 is about 214.5340694232.

The spelling of 9873902 in words is "nine million, eight hundred seventy-three thousand, nine hundred two".